llvm-6502/test/CodeGen/Mips/mips64fpimm0.ll at 2bc7715df95ccfa13745d4077df8414bc18cbb9c - llvm-6502 - Applefritter: Git

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Akira Hatanaka 990d639f55 Add code in MipsDAGToDAGISel for selecting constant +0.0.

MIPS64 can generate constant +0.0 with a single DMTC1 instruction. 


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146999 91177308-0d34-0410-b5e6-96231b3b80d8

2011-12-20 22:25:50 +00:00

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LLVM

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 ; RUN: llc  < %s -march=mips64el -mcpu=mips64 -mattr=n64 | FileCheck %s
 define double @foo1() nounwind readnone {
 entry:
 ; CHECK: dmtc1 $zero
   ret double 0.000000e+00
 }